Billboard Japan Hot 100

The Billboard Japan Hot 100 is a record chart in Japan for songs. It has been compiled by Billboard Japan and Hanshin Contents Link since February 2008. The chart is updated every Wednesday at Billboard-japan.com (JST) and every Thursday at Billboard.com (UTC). The first number-one song on the chart was "Stay Gold" by Hikaru Utada on the issue dated January 16, 2008.